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Table 1 Patient characteristics

From: 4D flow cardiovascular magnetic resonance derived energetics in the Fontan circulation correlate with exercise capacity and CMR-derived liver fibrosis/congestion

Male/female

33/29

Primary diagnosis, n (%)

 

 TA

14 (23)

 HLHS

12 (19)

 DILV + TGA

10 (16)

 DORV

6 (10)

 uAVSD

5 (8)

 ccTGA

5 (8)

 PA + IVS

5 (8)

 Other

5 (8)

Dominant ventricle

 

 Left, n (%)

35 (56)

 Right, n (%)

21 (34)

 Biventricular/indeterminate, n (%)

6 (10)

Characteristics at Fontan procedure

 

 Previous bidrectional Glenn shunt, n (%)

 

 62 (100)

 

 Age at Fontan, years

3.7 (1.8)

 Fontan technique LT/ECC

4/58

 Implanted conduit size (16/18/20 mm), n

30/22/6

 Fenestration, n (%)

38 (61)

Characteristics at time of CMR

 

 Age at CMR, years

17.3 (5.1)

 Height, cm

167 (12)

 BSA, m2

1.6 (0.3)

 Time between Fontan and CMR, years

13.6 (4.8)

 NYHA-class I-II, n (%)

60 (97)

Male/female, n

33/29

  1. Values are reported as mean (standard deviation) unless otherwise specified. BSA, body surface area; TA, tricuspid atresia; HLHS, hypoplastic left heart syndrome; DILV, double inlet left ventricle; (cc)TGA, congenital corrected transposition of the great arteries; DORV, double outlet right ventricle; uAVSD, unbalanced atrioventricular septal defect; PA + IVS, pulmonary atresia with intact ventricular septum; LT, lateral tunnel; ECC, extracardiac conduit, NYHA, New York Heart Association